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Echo Chain Saw CS590 2019 Flywheel Replacement

简介

Use this guide to replace the flywheel in your Echo Chain Saw CS-590 (2019).

Although it's not necessary to remove the guide bar, it's highly recommended you do so to minimize any damage to the chain and to yourself.

你所需要的

  1. Echo Chain Saw CS590 2019 Flywheel Replacement, Turn off the chainsaw: 步骤 1 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Turn off the chainsaw: 步骤 1 中的图像 2，2

    • Make sure you have the ignition switch turned off before starting your repair.

    • The chainsaw should be cool to the touch before continuing.

    编辑

  2. Echo Chain Saw CS590 2019 Flywheel Replacement, Loosen the air filter cover: 步骤 2 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Loosen the air filter cover: 步骤 2 中的图像 2，2

    • Use your fingers to loosen the air filter cover knob.

    编辑

  3. Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 3 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 3 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 3 中的图像 3，3

    • Remove the air filter cover.

    编辑

  4. Echo Chain Saw CS590 2019 Flywheel Replacement, Disconnect the spark plug: 步骤 4 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Disconnect the spark plug: 步骤 4 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Disconnect the spark plug: 步骤 4 中的图像 3，3

    • Use your fingers to pull up and disconnect the spark plug boot.

    编辑

  5. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the air filter: 步骤 5 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the air filter: 步骤 5 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the air filter: 步骤 5 中的图像 3，3

    • To minimize debris entering the intake, pull the choke shut before continuing.

    • Remove the air filter

    • During reassembly, clean the air filter with compressed air or with light brushing before reinstalling it.

    编辑

  6. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the front handle: 步骤 6 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the front handle: 步骤 6 中的图像 2，2

    • Use a T25 Torx screwdriver to remove the five screws securing the front handle to the bottom and right side of the device:

    • Four 24 mm-long screws

    • One 25 mm-long screw

    编辑

  7. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the front handle: 步骤 7 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the front handle: 步骤 7 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the front handle: 步骤 7 中的图像 3，3

    • Pull the handle toward the rear of the device to remove it.

    编辑

  8. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the sprocket guard: 步骤 8 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the sprocket guard: 步骤 8 中的图像 2，2

    • Use a 13 mm wrench to remove the two nuts securing the sprocket guard.

    编辑

  9. Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 9 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 9 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 9 中的图像 3，3

    • Remove the sprocket guard.

    编辑

  11. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the guide bar: 步骤 10 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the guide bar: 步骤 10 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the guide bar: 步骤 10 中的图像 3，3

    • Push the guide bar towards the back of the device to create slack in the saw chain.

    • Pull the guide bar away from the device to separate the saw chain from the clutch drum.

    • Remove the guide bar.

    编辑

  12. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the front hand guard: 步骤 11 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the front hand guard: 步骤 11 中的图像 2，2

    • Make sure the front hand guard is in the unlocked position before continuing.

    • Use a T25 Torx screwdriver to remove the two 20 mm screws securing the front hand guard.

    编辑

  13. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the front hand guard: 步骤 12 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the front hand guard: 步骤 12 中的图像 2，2

    • Pull the front hand guard toward the rear of the device to remove it.

    编辑

  14. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the engine cover: 步骤 13 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the engine cover: 步骤 13 中的图像 2，2

    • Use a T25 Torx screwdriver to remove the three 20 mm screws securing the engine cover.

    编辑

  15. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the engine cover: 步骤 14 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the engine cover: 步骤 14 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the engine cover: 步骤 14 中的图像 3，3

    • Pull the engine cover straight off the device to remove it.

    编辑

  16. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the starter case: 步骤 15 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the starter case: 步骤 15 中的图像 2，2

    • Use a T25 Torx screwdriver to remove the four 24 mm screws securing the starter case.

    编辑

  17. Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 16 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 16 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement: 步骤 16 中的图像 3，3

    • Remove the starter case.

    编辑

  18. Echo Chain Saw CS590 2019 Flywheel Replacement, Reposition the spark plug cable: 步骤 17 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Reposition the spark plug cable: 步骤 17 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Reposition the spark plug cable: 步骤 17 中的图像 3，3

    • Use your fingers to reroute the spark plug cable from its slot in the fan cover.

    编辑

  19. Echo Chain Saw CS590 2019 Flywheel Replacement, Reposition the ignition coil cable: 步骤 18 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Reposition the ignition coil cable: 步骤 18 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Reposition the ignition coil cable: 步骤 18 中的图像 3，3

    • Use your fingers to reroute the ignition coil cable from its slot in the fan cover.

    编辑

  20. Echo Chain Saw CS590 2019 Flywheel Replacement, Disconnect the ignition coil: 步骤 19 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Disconnect the ignition coil: 步骤 19 中的图像 2，2

    • Use pliers, or your fingers, to disconnect the ignition coil cable's spade connector.

    • Grip the connector by the base of the clear head and not the wire itself.

    编辑

  21. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the ignition coil: 步骤 20 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the ignition coil: 步骤 20 中的图像 2，2

    • Use a T25 Torx screwdriver to remove the two 20 mm screws securing the ignition coil.

    • During reassembly, insert the ignition air gap gauge to ensure a 0.35 mm space between the coil and the magnet.

    编辑

  22. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the ignition coil: 步骤 21 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the ignition coil: 步骤 21 中的图像 2，2

    • Remove the ignition coil.

    编辑

  23. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the flange nut: 步骤 22 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the flange nut: 步骤 22 中的图像 2，2

    • Wedge a flathead screwdriver between the chassis and the flywheel's spokes to prevent the flywheel from spinning.

    • Alternatively, you can seize the piston by inserting a rope down the spark plug shaft.

    • Use a 13 mm wrench to loosen and remove the flange nut located in the middle of the flywheel.

    编辑

  24. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the starter pawls: 步骤 23 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the starter pawls: 步骤 23 中的图像 2，2

    • Use a T25 Torx screwdriver to remove the two 16 mm screws securing the starter pawls.

    • Remove the starter pawls.

    编辑

  25. Echo Chain Saw CS590 2019 Flywheel Replacement, Starter pawl assembly information: 步骤 24 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Starter pawl assembly information: 步骤 24 中的图像 2，2

    • During reassembly, be sure to reinstall the starter pawl assembly top to bottom in the following order:

    • 16 mm screw

    • Washer

    • Starter Pawl

    • Spacer

    • Torsion Spring

    编辑

  26. Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the flywheel: 步骤 25 中的图像 1，2 Echo Chain Saw CS590 2019 Flywheel Replacement, Unfasten the flywheel: 步骤 25 中的图像 2，2

    • Use a flywheel puller to disconnect the flywheel from the woodruff key.

    编辑

  27. Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the flywheel: 步骤 26 中的图像 1，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the flywheel: 步骤 26 中的图像 2，3 Echo Chain Saw CS590 2019 Flywheel Replacement, Remove the flywheel: 步骤 26 中的图像 3，3

    • Pull the flywheel straight off of the crankshaft and remove it.

    编辑
结论

To reassemble your device, follow these instructions in reverse order.

2等其他人完成本指南。

作者

Alex Diaz-Kokaisl

于01/16/22注册

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